Home / 482,019.48-723,130.35-145,084.77

Finding the Fourth Proportional to 482,019.48, 723,130.35 and 145,084.77

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Solution

The fourth proportional to 482,019.48, 723,130.35 and 145,084.77 is: 217,657.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,019.48 : 723,130.35 = 145,084.77 : x
  2. Step 2: Convert to fraction form
    482,019.48/723,130.35 = 145,084.77/x
  3. Step 3: Cross multiply
    482,019.48x = 723,130.35 × 145,084.77
  4. Step 4: Simplify right side
    482,019.48x = 104,915,200,509.77
  5. Step 5: Solve for x
    x = 104,915,200,509.77/482,019.48
  6. Step 6: Final answer
    x = 217,657.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.